JELLYFISH
jellyfish
(noun) any of numerous usually marine and free-swimming coelenterates that constitute the sexually reproductive forms of hydrozoans and scyphozoans
Source: WordNet® 3.1
Etymology
Noun
jellyfish (countable and uncountable, plural jellyfish or jellyfishes)
An almost transparent aquatic animal; any one of the acalephs, especially one of the larger species, having a jellylike appearance.
A cnidarian, a member of the phylum Cnidaria.
A scyphozoan, a member of the class Scyphozoa (the true jelly).
A ctenophore, a member of the phylum Ctenophora (the comb jellies).
Synonyms
• jelly
Hypernyms
• Medusozoa
Source: Wiktionary
Jel"ly*fish`, n. (Zoöl.)
Definition: Any one of the acalephs, esp. one of the larger species, having
a jellylike appearance. See Medusa.
Source: Webster’s Unabridged Dictionary 1913 Edition